package com.itwelkin.ssm.service;


import com.itwelkin.ssm.model.Customer;

import java.util.List;

public interface CustomerService {
    List<Customer> queryCustomerList();

    List<Customer> queryCustomerListWithCondtion(String cname, String starAge, String endAge, String clevel);

    void add(Customer customer);

    void deleteCustomer(String id);

    void deleteCustomerWithMore(String[] ids);

    Customer queryCustomerById(String id);

    void updateCustomerById(Customer customer);
}
